Engine investigates strong sulfur odor in area Heard on: San Mateo County Fire, CalFire CZU 00:17 00:00 Engine 40 . Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Engine 40 . 00:01 For investigation of the area of Kelly, John Kelly and Captain Bay. 00:06 Engine 00:12 40 . RP advising that strong odor of sulfurized. 2026-10-21 04:40 UTC Fire Kelly Avenue, Half Moon Bay, California 94019, United States View on map